1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
using ArcaneLibs.Extensions;
using LibMatrix.Extensions;
using LibMatrix.Filters;
using LibMatrix.Homeservers;
using LibMatrix.Interfaces.Services;
using LibMatrix.Responses;
using Microsoft.Extensions.Logging;
namespace LibMatrix.Helpers;
public class SyncStateResolver(AuthenticatedHomeserverGeneric homeserver, ILogger? logger = null, IStorageProvider? storageProvider = null) {
public string? Since { get; set; }
public int Timeout { get; set; } = 30000;
public string? SetPresence { get; set; } = "online";
public SyncFilter? Filter { get; set; }
public bool FullState { get; set; } = false;
public SyncResponse? MergedState { get; set; }
private SyncHelper _syncHelper = new(homeserver, logger, storageProvider);
public async Task<(SyncResponse next, SyncResponse merged)> ContinueAsync(CancellationToken? cancellationToken = null) {
// copy properties
_syncHelper.Since = Since;
_syncHelper.Timeout = Timeout;
_syncHelper.SetPresence = SetPresence;
_syncHelper.Filter = Filter;
_syncHelper.FullState = FullState;
// run sync or grab from storage if available
// var sync = storageProvider != null && await storageProvider.ObjectExistsAsync(Since ?? "init")
// ? await storageProvider.LoadObjectAsync<SyncResponse>(Since ?? "init")
// : await _syncHelper.SyncAsync(cancellationToken);
var sync = await _syncHelper.SyncAsync(cancellationToken);
if (sync is null) return await ContinueAsync(cancellationToken);
// if (storageProvider != null && !await storageProvider.ObjectExistsAsync(Since ?? "init"))
// await storageProvider.SaveObjectAsync(Since ?? "init", sync);
if (MergedState is null) MergedState = sync;
else MergedState = MergeSyncs(MergedState, sync);
Since = sync.NextBatch;
return (sync, MergedState);
}
public async Task OptimiseStore() {
if (storageProvider is null) return;
var keys = await storageProvider.GetAllKeysAsync();
var count = keys.Count - 2;
var merged = await storageProvider.LoadObjectAsync<SyncResponse>("init");
if (merged is null) return;
while (keys.Contains(merged.NextBatch)) {
var next = await storageProvider.LoadObjectAsync<SyncResponse>(merged.NextBatch);
if (next is null) break;
merged = MergeSyncs(merged, next);
Console.WriteLine($"Merged {merged.NextBatch}, {--count} remaining...");
}
await storageProvider.SaveObjectAsync("merged", merged);
Environment.Exit(0);
}
private SyncResponse MergeSyncs(SyncResponse oldSync, SyncResponse newSync) {
oldSync.NextBatch = newSync.NextBatch ?? oldSync.NextBatch;
oldSync.AccountData ??= new EventList();
oldSync.AccountData.Events ??= [];
if (newSync.AccountData?.Events is not null)
oldSync.AccountData.Events.MergeStateEventLists(newSync.AccountData?.Events ?? []);
oldSync.Presence ??= new();
oldSync.Presence.Events?.ReplaceBy(newSync.Presence?.Events ?? [], (oldState, newState) => oldState.Sender == newState.Sender && oldState.Type == newState.Type);
oldSync.DeviceOneTimeKeysCount ??= new();
if (newSync.DeviceOneTimeKeysCount is not null)
foreach (var (key, value) in newSync.DeviceOneTimeKeysCount)
oldSync.DeviceOneTimeKeysCount[key] = value;
if (newSync.Rooms is not null)
oldSync.Rooms = MergeRoomsDataStructure(oldSync.Rooms, newSync.Rooms);
oldSync.ToDevice ??= new EventList();
oldSync.ToDevice.Events ??= [];
if (newSync.ToDevice?.Events is not null)
oldSync.ToDevice.Events.MergeStateEventLists(newSync.ToDevice?.Events ?? []);
oldSync.DeviceLists ??= new SyncResponse.DeviceListsDataStructure();
oldSync.DeviceLists.Changed ??= [];
oldSync.DeviceLists.Left ??= [];
if (newSync.DeviceLists?.Changed is not null)
foreach (var s in newSync.DeviceLists.Changed!) {
oldSync.DeviceLists.Left.Remove(s);
oldSync.DeviceLists.Changed.Add(s);
}
if (newSync.DeviceLists?.Left is not null)
foreach (var s in newSync.DeviceLists.Left!) {
oldSync.DeviceLists.Changed.Remove(s);
oldSync.DeviceLists.Left.Add(s);
}
return oldSync;
}
private List<StateEventResponse>? MergePresenceEvents(List<StateEventResponse>? oldEvents, List<StateEventResponse>? newEvents) {
if (oldEvents is null) return newEvents;
if (newEvents is null) return oldEvents;
foreach (var newEvent in newEvents) {
oldEvents.RemoveAll(x => x.Sender == newEvent.Sender && x.Type == newEvent.Type);
oldEvents.Add(newEvent);
}
return oldEvents;
}
#region Merge rooms
private SyncResponse.RoomsDataStructure MergeRoomsDataStructure(SyncResponse.RoomsDataStructure? oldState, SyncResponse.RoomsDataStructure newState) {
if (oldState is null) return newState;
oldState.Join ??= new Dictionary<string, SyncResponse.RoomsDataStructure.JoinedRoomDataStructure>();
foreach (var (key, value) in newState.Join ?? new Dictionary<string, SyncResponse.RoomsDataStructure.JoinedRoomDataStructure>())
if (!oldState.Join.ContainsKey(key)) oldState.Join[key] = value;
else oldState.Join[key] = MergeJoinedRoomDataStructure(oldState.Join[key], value);
oldState.Invite ??= new Dictionary<string, SyncResponse.RoomsDataStructure.InvitedRoomDataStructure>();
foreach (var (key, value) in newState.Invite ?? new Dictionary<string, SyncResponse.RoomsDataStructure.InvitedRoomDataStructure>())
if (!oldState.Invite.ContainsKey(key)) oldState.Invite[key] = value;
else oldState.Invite[key] = MergeInvitedRoomDataStructure(oldState.Invite[key], value);
oldState.Leave ??= new Dictionary<string, SyncResponse.RoomsDataStructure.LeftRoomDataStructure>();
foreach (var (key, value) in newState.Leave ?? new Dictionary<string, SyncResponse.RoomsDataStructure.LeftRoomDataStructure>()) {
if (!oldState.Leave.ContainsKey(key)) oldState.Leave[key] = value;
else oldState.Leave[key] = MergeLeftRoomDataStructure(oldState.Leave[key], value);
if (oldState.Invite.ContainsKey(key)) oldState.Invite.Remove(key);
if (oldState.Join.ContainsKey(key)) oldState.Join.Remove(key);
}
return oldState;
}
private static SyncResponse.RoomsDataStructure.LeftRoomDataStructure MergeLeftRoomDataStructure(SyncResponse.RoomsDataStructure.LeftRoomDataStructure oldData,
SyncResponse.RoomsDataStructure.LeftRoomDataStructure newData) {
oldData.AccountData ??= new EventList();
oldData.AccountData.Events ??= [];
oldData.Timeline ??= new SyncResponse.RoomsDataStructure.JoinedRoomDataStructure.TimelineDataStructure();
oldData.Timeline.Events ??= [];
oldData.State ??= new EventList();
oldData.State.Events ??= [];
if (newData.AccountData?.Events is not null)
oldData.AccountData.Events.MergeStateEventLists(newData.AccountData?.Events ?? []);
if (newData.Timeline?.Events is not null)
oldData.Timeline.Events.MergeStateEventLists(newData.Timeline?.Events ?? []);
oldData.Timeline.Limited = newData.Timeline?.Limited ?? oldData.Timeline.Limited;
oldData.Timeline.PrevBatch = newData.Timeline?.PrevBatch ?? oldData.Timeline.PrevBatch;
if (newData.State?.Events is not null)
oldData.State.Events.MergeStateEventLists(newData.State?.Events ?? []);
return oldData;
}
private static SyncResponse.RoomsDataStructure.InvitedRoomDataStructure MergeInvitedRoomDataStructure(SyncResponse.RoomsDataStructure.InvitedRoomDataStructure oldData,
SyncResponse.RoomsDataStructure.InvitedRoomDataStructure newData) {
oldData.InviteState ??= new EventList();
oldData.InviteState.Events ??= [];
if (newData.InviteState?.Events is not null)
oldData.InviteState.Events.MergeStateEventLists(newData.InviteState?.Events ?? []);
return oldData;
}
private static SyncResponse.RoomsDataStructure.JoinedRoomDataStructure MergeJoinedRoomDataStructure(SyncResponse.RoomsDataStructure.JoinedRoomDataStructure oldData,
SyncResponse.RoomsDataStructure.JoinedRoomDataStructure newData) {
oldData.AccountData ??= new EventList();
oldData.AccountData.Events ??= [];
oldData.Timeline ??= new SyncResponse.RoomsDataStructure.JoinedRoomDataStructure.TimelineDataStructure();
oldData.Timeline.Events ??= [];
oldData.State ??= new EventList();
oldData.State.Events ??= [];
oldData.Ephemeral ??= new EventList();
oldData.Ephemeral.Events ??= [];
if (newData.AccountData?.Events is not null)
oldData.AccountData.Events.MergeStateEventLists(newData.AccountData?.Events ?? []);
if (newData.Timeline?.Events is not null)
oldData.Timeline.Events.MergeStateEventLists(newData.Timeline?.Events ?? []);
oldData.Timeline.Limited = newData.Timeline?.Limited ?? oldData.Timeline.Limited;
oldData.Timeline.PrevBatch = newData.Timeline?.PrevBatch ?? oldData.Timeline.PrevBatch;
if (newData.State?.Events is not null)
oldData.State.Events.MergeStateEventLists(newData.State?.Events ?? []);
if (newData.Ephemeral?.Events is not null)
oldData.Ephemeral.Events.MergeStateEventLists(newData.Ephemeral?.Events ?? []);
oldData.UnreadNotifications ??= new SyncResponse.RoomsDataStructure.JoinedRoomDataStructure.UnreadNotificationsDataStructure();
oldData.UnreadNotifications.HighlightCount = newData.UnreadNotifications?.HighlightCount ?? oldData.UnreadNotifications.HighlightCount;
oldData.UnreadNotifications.NotificationCount = newData.UnreadNotifications?.NotificationCount ?? oldData.UnreadNotifications.NotificationCount;
oldData.Summary ??= new SyncResponse.RoomsDataStructure.JoinedRoomDataStructure.SummaryDataStructure {
Heroes = newData.Summary?.Heroes ?? oldData.Summary.Heroes,
JoinedMemberCount = newData.Summary?.JoinedMemberCount ?? oldData.Summary.JoinedMemberCount,
InvitedMemberCount = newData.Summary?.InvitedMemberCount ?? oldData.Summary.InvitedMemberCount
};
oldData.Summary.Heroes = newData.Summary?.Heroes ?? oldData.Summary.Heroes;
oldData.Summary.JoinedMemberCount = newData.Summary?.JoinedMemberCount ?? oldData.Summary.JoinedMemberCount;
oldData.Summary.InvitedMemberCount = newData.Summary?.InvitedMemberCount ?? oldData.Summary.InvitedMemberCount;
return oldData;
}
#endregion
}
|
